Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Statement of Other Comprehensive Income [Abstract]
Net income (loss)	$ 8.0	$ (6.1)
Other comprehensive (loss) income:
Foreign currency translation adjustments, net	(4.0)	15.7
Reclassification of foreign currency translation gains into earnings	(41.1)	0
Net change in pension and post-retirement liability	0.9	(0.5)
Change in fair value of available-for-sale marketable equity securities	(1.5)	0.3
Net change in fair value of derivatives	(5.1)	8.7
Reclassification of derivative (gains) losses into earnings	(0.4)	2.0
Other comprehensive (loss) income before taxes	(51.2)	26.2
Tax benefit (expense)	1.9	(3.8)
Other comprehensive (loss) income , net of tax	(49.3)	22.4
Comprehensive (loss) income	$ (41.3)	$ 16.3